401(k) · DOL Form 5500 · 2024

Siena Engineering Group, Inc. 401(k) Plan

Data updated 2026-08-25

$9M
Total assets Small plan by assets
55
Participants Small participant base
54th
Percentile by assets National rank
$171,214
Avg per participant Above avg balance/head
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Official DOL plan name: Siena Engineering Group, Inc. 401(k) Plan · Sponsored by Siena Engineering Group, Inc. · Massachusetts · Professional & Technical Services

$9M in assets, 55 participants

Siena Engineering Group, Inc.'s Siena Engineering Group, Inc. 401(k) Plan reported $9M in total assets and 55 participants in its 2024 DOL Form 5500 filing, ranking in the 54th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #10,638 in Professional & Technical Services (20,173 peers)

Siena Engineering Group, Inc. multi-year trail

Siena Engineering Group, Inc.'s plans moved +41.7% in assets from 2022 to 2024; this filing shows Siena Engineering Group, Inc. 401(k) Plan at $9M / 55 participants.

#10,638
in Professional & Technical Services (20,173 peers)
+16.9%
assets growth YoY

Siena Engineering Group, Inc. 401(k) Plan's mid-pack asset rank among Professional & Technical Services and all filers

Siena Engineering Group, Inc. 401(k) Plan vs every filed plan by assets

End-of-year total assets · plan year 2024 · DOL Form 5500

$9,416,797 Top 46% higher than 54% of 123,620 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2024

Siena Engineering Group, Inc. 401(k) Plan among smaller filed plans by headcount

Plan-year 2024 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Siena Engineering Group, Inc. 401(k) Plan is a small filing (55 participants) on this national headcount ladder.

What changed between DOL Form 5500 filings

plan year 2023 → plan year 2024

  • Siena Engineering Group, Inc. 401(k) Plan end-of-year assets rose from $8M in the plan year 2023 filing to $9M in the plan year 2024 filing.
  • Siena Engineering Group, Inc. 401(k) Plan reported participants fell from 59 in the plan year 2023 filing to 55 in the plan year 2024 filing.

See the national 2023→2024 release diff →

Published 5500 schedule card

Filing strip 208037947 · Siena Engineering Group, Inc. PY 2024 · 401(k)

Siena Engineering Group, Inc. 401(k) Plan · $9M · 55 · 54th

  • ASSETS $9M
  • ASSETS 55
  • ASSETS 54th
  • ASSETS 401(k)
  • ASSETS near Kce Structural Engineers, PC 401(k) Profit Sharing Plan
  • ASSETS ind #10638

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Professional & Technical Services retirement plans → · Plans in Massachusetts →

Siena Engineering Group, Inc. 401(k) Plan in the asset neighbourhood

Siena Engineering Group, Inc. 401(k) PlanSiena Engineering Group, Inc…$9MKce Structural Engineers, PC 401(k) Profit Sharing PlanKce Structural Engineers, PC…$9MLarry Roesch Family Auto Group 401(k) PlanLarry Roesch Family Auto Gro…$9MBake Fresh North America, LLC 401(k) PlanBake Fresh North America, LL…$9MClifford Farmers Elevator 401(k) Profit Sharing PlanClifford Farmers Elevator 40…$9M
End-of-year total assets ($M) among Siena Engineering Group, Inc. 401(k) Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2024.

Siena Engineering Group, Inc. multi-year asset trail

Sponsor-wide plan assets over time

All Siena Engineering Group, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$9M 41.7390767720965% vs 2022
2024 filing year
$6M$7M$8M$9M$10M 202220232024 $6.64M $9.42M ▲ +41.9%
Year Plans Participants Total Assets
2022 1 58 $7M
2023 1 59 $8M
2024 1 55 $9M

Siena Engineering Group, Inc. filing trail (2024)

Total Assets (Beginning of Year)$8M
Net Assets (End of Year)$9M
Net Income$1M
Employer EIN208037947
Plan Effective Date2007-01-01
Filing StatusFILING RECEIVED

Nearby 401(k) Plans in Massachusetts

Peer 401(k) plans, same state, same plan type, ranked by total assets.

Siena Engineering Group, Inc. 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants Scatter plot of 6 data points. -20000020000400006000080000 -10010203040 Total assets ($B) Participants Siena Engineering Group, Inc. 401(k) Plan, Total assets ($B): 0.009416797 · Participants: 55Siena Engineering Group, Inc. 401(k) PlanFidelity Retirement Savings Plan, Total assets ($B): 34.201609937 · Participants: 66907Fidelity Retirement Savings PlanLiberty Mutual 401(k) Plan, Total assets ($B): 11.352606499 · Participants: 34618Liberty Mutual 401(k) PlanMassachusetts Institute of Technology Supplemental 401(k) Plan, Total assets ($B): 7.720373045 · Participants: 14762Massachusetts Institute of Technology Supplemental 401(k) PlanBoston Scientific Corporation 401(k) Retirement Savings Plan, Total assets ($B): 6.775289067 · Participants: 20639Boston Scientific Corporation 401(k) Retirement Savings PlanState Street Salary Savings Program, Total assets ($B): 6.532301643 · Participants: 12777State Street Salary Savings Program
Siena Engineering Group, Inc. 401(k) Plan vs. nearby 401(k) plans in Massachusetts, assets vs. participants
Compare Siena Engineering Group, Inc. 401(k) Plan side-by-side with 3 peers →

Siena Engineering Group, Inc. 401(k) Plan's out-of-state 401(k) peers by assets and headcount

Outside Massachusetts, the nearest 401(k) by assets is Kce Structural Engineers, PC 401(k) Profit Sharing Plan in DC ($9M); by covered participants it is Employee Benefit Plan of Tulare Youth Service Bureau, Incorporated in CA (55 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (55 participants); asset peers above are excluded.

DOL Form 5500 plan year 2024. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Siena Engineering Group, Inc. 401(k) Plan assets move in 2024? ▼
Siena Engineering Group, Inc. 401(k) Plan grew sharply - up 16.9% during 2024, from $8M to $9M. Reported net income was $1M.
How have Siena Engineering Group, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Siena Engineering Group, Inc.'s sponsor-wide assets grew 41.7%, from $7M to $9M.
Which 401(k) plans are similar in size to Siena Engineering Group, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by assets is Kce Structural Engineers, PC 401(k) Profit Sharing Plan in DC ($9M, 14 participants).
Which 401(k) plans cover a similar participant headcount to Siena Engineering Group, Inc. 401(k) Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Employee Benefit Plan of Tulare Youth Service Bureau, Incorporated in CA (55 participants, $4M in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2024.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 208037947.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.